Building controller



FIG. 1 is a perspective view of a building controller;

FIG. 2 is a front elevation view of the building controller of FIG. 1 ;

FIG. 3 is a left side view of the building controller of FIG. 1 ;

FIG. 4 is a right side view of the building controller of FIG. 1 ;

FIG. 5 is a top plan view of the building controller of FIG. 1 ; and,

FIG. 6 is a bottom plan view of the building controller of FIG. 1 .

The portions illustrated in broken lines on the figures are forillustrative purposes only and form no part of the claimed design.

CLAIM The ornamental design for a building controller, as shown anddescribed.